package main

import (
	"fmt"

	"example.com/go_project/go_basic/mathutil"
)

func main() {
	result, err := mathutil.Divide(10, 2)
	if err != nil {
		fmt.Println("计算失败：", err)
		return
	}
	fmt.Println("10 / 2 =", result)
}
